OpenTechnical

OT-2026-000045622

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000045622) never changes.

Identity and time

Publication numberOT-2026-000045622 · never reused
Internal UUID01a0ae7d-8f03-76cf-9658-ac3213abfbfd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045622
StatusPUBLIC

Content hashes

Canonical textf018a6efafedd4a883904ca0b998be53447e2ba826358b20e252978ec0c14e42
Markdowne81f07dcf61d3a8096f7914da88945d97e90ea7bc3a81f7cb76c02eb76807579
PDF
Publication page820029e5a80d6c65e143fb0d7e9c13930c0419a9e264fb2cd5f2e3254a410354
Manifest759457d6a7d5e73f6b1175036448fafe0d9858f84eb2aa05fcd2008015204f5e

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturemP0tzsHvcjBYEQzCwtFJgJYkdZUyTrz/eLZ5xUJf4w3yf1OkpK0GYCpH4YI0rKPtbxlXFr7J+fqbmXj4kuJhBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:09:24.158699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045622
observed 820029e5a80d6c65e143fb0d7e9c1393...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:24.140043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045622/manifest.json
observed 759457d6a7d5e73f6b1175036448fafe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:24.121073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045622/publication.md
observed e81f07dcf61d3a8096f7914da88945d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:24.105624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045622/publication.txt
observed f018a6efafedd4a883904ca0b998be53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.